<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>404</title>
</head><body>
 <p><h1 align="center">sorry! 网站还在制作中，请客官稍等. 先玩玩游戏</h1></p>
 <p><h2 align="center"><a href="{% url 'index' %}">返回主页面</a></h2></p>
<div id="box" style="width:252px;font:25px/25px 宋体;background:#000;color:#9f9;border:#999 20px ridge;text-shadow:2px 3px 1px #0f0;margin:0 auto;"></div>
<script>
var domain="www.zuidaima.com";
var author="zuidaima";
var map=eval("["+Array(23).join("0x801,")+"0xfff]");
var tatris=[[0x6600],[0x2222,0xf00],[0xc600,0x2640],[0x6c00,0x4620],[0x4460,0x2e0,0x6220,0x740],[0x2260,0xe20,0x6440,0x4700],[0x2620,0x720,0x2320,0x2700]];
var keycom={"38":"rotate(1)","40":"down()","37":"move(2,1)","39":"move(0.5,-1)"};
var dia, pos, bak, run;
function start(){
    dia=tatris[~~(Math.random()*7)];
    bak=pos={fk:[],y:0,x:4,s:~~(Math.random()*4)};
    rotate(0);
}
function over(){
    document.onkeydown=null;
    clearInterval(run);
    alert("GAME OVER");
}
function update(t){
    bak={fk:pos.fk.slice(0),y:pos.y,x:pos.x,s:pos.s};
    if(t) return;
    for(var i=0,a2=""; i<22; i++)
        a2+=map[i].toString(2).slice(1,-1)+"<br/>";
    for(var i=0,n; i<4; i++)
        if(/([^0]+)/.test(bak.fk[i].toString(2).replace(/1/g,"\u25a1")))
            a2=a2.substr(0,n=(bak.y+i+1)*15-RegExp.$_.length-4)+RegExp.$1+a2.slice(n+RegExp.$1.length);
    document.getElementById("box").innerHTML=a2.replace(/1/g,"\u25a0").replace(/0/g,"\u3000");
}
function is(){
    for(var i=0; i<4; i++)
        if((pos.fk[i]&map[pos.y+i])!=0) return pos=bak;
}
function rotate(r){
    var f=dia[pos.s=(pos.s+r)%dia.length];
    for(var i=0; i<4; i++)
        pos.fk[i]=(f>>(12-i*4)&15)<<pos.x;
    update(is());
}
function down(){
    ++pos.y;
    if(is()){
        for(var i=0; i<4 && pos.y+i<22; i++)
            if((map[pos.y+i]|=pos.fk[i])==0xfff)
                map.splice(pos.y+i,1), map.unshift(0x801);
        if(map[1]!=0x801) return over();
        start();
    }
    update();
}
function move(t,k){
    pos.x+=k;
    for(var i=0; i<4; i++)
        pos.fk[i]*=t;
    update(is());
}
document.onkeydown=function(e){
    eval(keycom[(e?e:event).keyCode]);
};
start();
run=setInterval("down()",400);
</script>
    <audio autoplay>
    <source src="https://api.uomg.com/api/rand.music?sort=热歌榜" type="audio/mpeg">
    </audio>
</body></html>